熾し熱ねつMeanings1nounintense heatarchaicArchaic literary term for extreme heat or scorching heat. Not used in modern everyday Japanese; the common word is 猛暑 or 酷暑.古ふるい文ぶん献けんに「熾し熱ねつの候こう」という表ひょう現げんが見みられる。The expression '熾熱の候' (season of intense heat) appears in old documents.